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| author | Alan Donovan <adonovan@google.com> | 2023-11-28 16:07:01 -0500 |
|---|---|---|
| committer | Gopher Robot <gobot@golang.org> | 2023-11-28 22:55:47 +0000 |
| commit | 6111acc8e6bc96f5ca0fa58adf4a0226fff3dd28 (patch) | |
| tree | d03218dd7daf2f45f077aea12a292bc4b55f5f36 /src | |
| parent | aae7734658e5f302c0e3a10f6c5c596fd384dbd7 (diff) | |
| download | go-6111acc8e6bc96f5ca0fa58adf4a0226fff3dd28.tar.xz | |
go/types: include AST in instantiatedIdent panic message
Updates golang/go#63933
Change-Id: I3ff71e92d124c850eb8b4d136e163bf5786897a2
Reviewed-on: https://go-review.googlesource.com/c/go/+/545615
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Robert Findley <rfindley@google.com>
Auto-Submit: Alan Donovan <adonovan@google.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/go/types/check.go | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/go/types/check.go b/src/go/types/check.go index 4a5f0731df..85fd0744d2 100644 --- a/src/go/types/check.go +++ b/src/go/types/check.go @@ -14,6 +14,7 @@ import ( "go/token" "internal/godebug" . "internal/types/errors" + "strings" ) // nopos indicates an unknown position @@ -618,7 +619,12 @@ func instantiatedIdent(expr ast.Expr) *ast.Ident { case *ast.SelectorExpr: return x.Sel } - panic("instantiated ident not found") + + // extra debugging of #63933 + var buf strings.Builder + buf.WriteString("instantiated ident not found; please report: ") + ast.Fprint(&buf, token.NewFileSet(), expr, ast.NotNilFilter) + panic(buf.String()) } func (check *Checker) recordDef(id *ast.Ident, obj Object) { |